Become a B2B Partner at fothermo

Solar-Based Hot Water Solutions for Professionals

Simple.Cost-Effective. Independent.

You work with technology every day that simply has to perform.

That’s exactly what we design: solar-powered hot water products that integrate easily and deliver reliable performance in everyday use – for new builds, existing properties, and retrofit projects.

The fothermo B2B partner area provides direct access for professional installers, distributors, and project partners.

B2B Shop Germany

Are you an installer, tradesperson, online retailer, or wholesaler? Become a fothermo business partner and get direct access to the German B2B online shop.

Register now

B2B Shop Europe

Would you like to purchase fothermo products and your company is based in the EU (outside of Germany)? Then register now for the fothermo B2B Europe online shop.

Register now

Who is the fothermo B2B Partner Area for?

This section is designed for professional partners in the European solar market, for example:

  • HVAC and electrical contractors
  • PV installers & system partners
  • Wholesalers and project partners
  • Specialist companies working in new builds and existing properties

In short: for everyone looking for simple, cost-effective solutions instead of complex, explanation-heavy systems.

Register now

Why fothermo?

fothermo develops solar-based hot water solutions with a clear focus:

  • As simple as possible, as cost-effective as practical, and as independent as achievable.
  • Our products are intentionally compact in design, engineered for real-world applications, and built to complement existing systems effectively – without unnecessary complexity.
  • As a manufacturer, we rely on straightforward technology and long-term partnerships with our professional partners. Especially when retrofitting hot water systems with PV power, many installers choose fothermo solutions.

Your Benefits as a fothermo Professional Partner

<strong>Direct from the manufacturer</strong>

Direct from the manufacturer

Clear points of contact, short decision-making paths, and direct collaboration.

<strong>Fair B2B terms</strong>

Fair B2B terms

Transparent pricing and reliable conditions for accurate cost calculations.

<strong>Practical, easy-to-use products</strong>

Practical, easy-to-use products

Quick integration, minimal need for explanation, and proven performance in everyday use.

<strong>Technical support that truly helps</strong>

Technical support that truly helps

Hands-on assistance with application and implementation questions.

<strong>Technical documentation at a glance</strong>

Technical documentation at a glance

Datasheets, product information, and technical details available centrally.

<strong>Clear and structured B2B shop</strong>

Clear and structured B2B shop

Find, order, and reorder products – without unnecessary steps.

Registration in 3 Simple Steps

Register as a B2B professional partner

Register as a B2B professional partner

Short review by fothermo

Short review by fothermo

Activation of your B2B access

Activation of your B2B access

Access to prices, products, and information

Access to prices, products, and information

Simple, clear, and transparent.

After activation, you will have access to:

  • B2B pricing & terms
  • Product overview & availability
  • Technical documents & datasheets
  • Order history & reorders

Everything in one place – clearly structured and practical.

Personal Contact & Support

Questions about working together or about our products?

Our team will be happy to assist you – directly, competently, and without unnecessary detours.

Become a fothermo Professional Partner Now

Register for the fothermo B2B partner area and work with solar-based hot water solutions for new builds, existing properties, and retrofit projects.

Register now EU/DE

Login for existing partners

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